Now online... the form factor is a quick reference type booklet. <http://www.xmission.com/~legalize/vintage/docs/tektronix/070-4560-00_4041R03_Signal_Processing_ROM_Programmers_Reference_Guide_Feb1984.pdf> or <http://tinyurl.com/frkp3> -- "The Direct3D Graphics Pipeline"-- code samples, sample chapter, FAQ: <http://www.xmission.com/~legalize/book/> Pilgrimage: Utah's annual demoparty <http://pilgrimage.scene.org>